#include "syscall.h"

int main()
{
  int descriptor =  creat("timtest.txt");
 
   char value ='z';

   int bytesWritten = write(descriptor, &value, 4);
   
   int bytesRead = read(descriptor, &value, 4);

  
   int result = close(descriptor);

   
        halt();
    /* not reached */
}




